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1 <?php 2 /** 3 * Upgrade API: WP_Automatic_Updater class 4 * 5 * @package WordPress 6 * @subpackage Upgrader 7 * @since 4.6.0 8 */ 9 10 /** 11 * Core class used for handling automatic background updates. 12 * 13 * @since 3.7.0 14 * @since 4.6.0 Moved to its own file from wp-admin/includes/class-wp-upgrader.php. 15 */ 16 class WP_Automatic_Updater { 17 18 /** 19 * Tracks update results during processing. 20 * 21 * @var array 22 */ 23 protected $update_results = array(); 24 25 /** 26 * Whether the entire automatic updater is disabled. 27 * 28 * @since 3.7.0 29 */ 30 public function is_disabled() { 31 // Background updates are disabled if you don't want file changes. 32 if ( ! wp_is_file_mod_allowed( 'automatic_updater' ) ) { 33 return true; 34 } 35 36 if ( wp_installing() ) { 37 return true; 38 } 39 40 // More fine grained control can be done through the WP_AUTO_UPDATE_CORE constant and filters. 41 $disabled = defined( 'AUTOMATIC_UPDATER_DISABLED' ) && AUTOMATIC_UPDATER_DISABLED; 42 43 /** 44 * Filters whether to entirely disable background updates. 45 * 46 * There are more fine-grained filters and controls for selective disabling. 47 * This filter parallels the AUTOMATIC_UPDATER_DISABLED constant in name. 48 * 49 * This also disables update notification emails. That may change in the future. 50 * 51 * @since 3.7.0 52 * 53 * @param bool $disabled Whether the updater should be disabled. 54 */ 55 return apply_filters( 'automatic_updater_disabled', $disabled ); 56 } 57 58 /** 59 * Check for version control checkouts. 60 * 61 * Checks for Subversion, Git, Mercurial, and Bazaar. It recursively looks up the 62 * filesystem to the top of the drive, erring on the side of detecting a VCS 63 * checkout somewhere. 64 * 65 * ABSPATH is always checked in addition to whatever $context is (which may be the 66 * wp-content directory, for example). The underlying assumption is that if you are 67 * using version control *anywhere*, then you should be making decisions for 68 * how things get updated. 69 * 70 * @since 3.7.0 71 * 72 * @param string $context The filesystem path to check, in addition to ABSPATH. 73 */ 74 public function is_vcs_checkout( $context ) { 75 $context_dirs = array( untrailingslashit( $context ) ); 76 if ( $context !== ABSPATH ) { 77 $context_dirs[] = untrailingslashit( ABSPATH ); 78 } 79 80 $vcs_dirs = array( '.svn', '.git', '.hg', '.bzr' ); 81 $check_dirs = array(); 82 83 foreach ( $context_dirs as $context_dir ) { 84 // Walk up from $context_dir to the root. 85 do { 86 $check_dirs[] = $context_dir; 87 88 // Once we've hit '/' or 'C:\', we need to stop. dirname will keep returning the input here. 89 if ( $context_dir == dirname( $context_dir ) ) { 90 break; 91 } 92 93 // Continue one level at a time. 94 } while ( $context_dir = dirname( $context_dir ) ); 95 } 96 97 $check_dirs = array_unique( $check_dirs ); 98 99 // Search all directories we've found for evidence of version control. 100 foreach ( $vcs_dirs as $vcs_dir ) { 101 foreach ( $check_dirs as $check_dir ) { 102 $checkout = @is_dir( rtrim( $check_dir, '\\/' ) . "/$vcs_dir" ); 103 if ( $checkout ) { 104 break 2; 105 } 106 } 107 } 108 109 /** 110 * Filters whether the automatic updater should consider a filesystem 111 * location to be potentially managed by a version control system. 112 * 113 * @since 3.7.0 114 * 115 * @param bool $checkout Whether a VCS checkout was discovered at $context 116 * or ABSPATH, or anywhere higher. 117 * @param string $context The filesystem context (a path) against which 118 * filesystem status should be checked. 119 */ 120 return apply_filters( 'automatic_updates_is_vcs_checkout', $checkout, $context ); 121 } 122 123 /** 124 * Tests to see if we can and should update a specific item. 125 * 126 * @since 3.7.0 127 * 128 * @global wpdb $wpdb WordPress database abstraction object. 129 * 130 * @param string $type The type of update being checked: 'core', 'theme', 131 * 'plugin', 'translation'. 132 * @param object $item The update offer. 133 * @param string $context The filesystem context (a path) against which filesystem 134 * access and status should be checked. 135 */ 136 public function should_update( $type, $item, $context ) { 137 // Used to see if WP_Filesystem is set up to allow unattended updates. 138 $skin = new Automatic_Upgrader_Skin; 139 140 if ( $this->is_disabled() ) { 141 return false; 142 } 143 144 // Only relax the filesystem checks when the update doesn't include new files 145 $allow_relaxed_file_ownership = false; 146 if ( 'core' == $type && isset( $item->new_files ) && ! $item->new_files ) { 147 $allow_relaxed_file_ownership = true; 148 } 149 150 // If we can't do an auto core update, we may still be able to email the user. 151 if ( ! $skin->request_filesystem_credentials( false, $context, $allow_relaxed_file_ownership ) || $this->is_vcs_checkout( $context ) ) { 152 if ( 'core' == $type ) { 153 $this->send_core_update_notification_email( $item ); 154 } 155 return false; 156 } 157 158 // Next up, is this an item we can update? 159 if ( 'core' == $type ) { 160 $update = Core_Upgrader::should_update_to_version( $item->current ); 161 } else { 162 $update = ! empty( $item->autoupdate ); 163 } 164 165 /** 166 * Filters whether to automatically update core, a plugin, a theme, or a language. 167 * 168 * The dynamic portion of the hook name, `$type`, refers to the type of update 169 * being checked. Can be 'core', 'theme', 'plugin', or 'translation'. 170 * 171 * Generally speaking, plugins, themes, and major core versions are not updated 172 * by default, while translations and minor and development versions for core 173 * are updated by default. 174 * 175 * See the {@see 'allow_dev_auto_core_updates'}, {@see 'allow_minor_auto_core_updates'}, 176 * and {@see 'allow_major_auto_core_updates'} filters for a more straightforward way to 177 * adjust core updates. 178 * 179 * @since 3.7.0 180 * 181 * @param bool $update Whether to update. 182 * @param object $item The update offer. 183 */ 184 $update = apply_filters( "auto_update_{$type}", $update, $item ); 185 186 if ( ! $update ) { 187 if ( 'core' == $type ) { 188 $this->send_core_update_notification_email( $item ); 189 } 190 return false; 191 } 192 193 // If it's a core update, are we actually compatible with its requirements? 194 if ( 'core' == $type ) { 195 global $wpdb; 196 197 $php_compat = version_compare( phpversion(), $item->php_version, '>=' ); 198 if ( file_exists( WP_CONTENT_DIR . '/db.php' ) && empty( $wpdb->is_mysql ) ) { 199 $mysql_compat = true; 200 } else { 201 $mysql_compat = version_compare( $wpdb->db_version(), $item->mysql_version, '>=' ); 202 } 203 204 if ( ! $php_compat || ! $mysql_compat ) { 205 return false; 206 } 207 } 208 209 // If updating a plugin, ensure the minimum PHP version requirements are satisfied. 210 if ( 'plugin' === $type ) { 211 if ( ! empty( $item->requires_php ) && version_compare( phpversion(), $item->requires_php, '<' ) ) { 212 return false; 213 } 214 } 215 216 return true; 217 } 218 219 /** 220 * Notifies an administrator of a core update. 221 * 222 * @since 3.7.0 223 * 224 * @param object $item The update offer. 225 */ 226 protected function send_core_update_notification_email( $item ) { 227 $notified = get_site_option( 'auto_core_update_notified' ); 228 229 // Don't notify if we've already notified the same email address of the same version. 230 if ( $notified && $notified['email'] == get_site_option( 'admin_email' ) && $notified['version'] == $item->current ) { 231 return false; 232 } 233 234 // See if we need to notify users of a core update. 235 $notify = ! empty( $item->notify_email ); 236 237 /** 238 * Filters whether to notify the site administrator of a new core update. 239 * 240 * By default, administrators are notified when the update offer received 241 * from WordPress.org sets a particular flag. This allows some discretion 242 * in if and when to notify. 243 * 244 * This filter is only evaluated once per release. If the same email address 245 * was already notified of the same new version, WordPress won't repeatedly 246 * email the administrator. 247 * 248 * This filter is also used on about.php to check if a plugin has disabled 249 * these notifications. 250 * 251 * @since 3.7.0 252 * 253 * @param bool $notify Whether the site administrator is notified. 254 * @param object $item The update offer. 255 */ 256 if ( ! apply_filters( 'send_core_update_notification_email', $notify, $item ) ) { 257 return false; 258 } 259 260 $this->send_email( 'manual', $item ); 261 return true; 262 } 263 264 /** 265 * Update an item, if appropriate. 266 * 267 * @since 3.7.0 268 * 269 * @param string $type The type of update being checked: 'core', 'theme', 'plugin', 'translation'. 270 * @param object $item The update offer. 271 * 272 * @return null|WP_Error 273 */ 274 public function update( $type, $item ) { 275 $skin = new Automatic_Upgrader_Skin; 276 277 switch ( $type ) { 278 case 'core': 279 // The Core upgrader doesn't use the Upgrader's skin during the actual main part of the upgrade, instead, firing a filter. 280 add_filter( 'update_feedback', array( $skin, 'feedback' ) ); 281 $upgrader = new Core_Upgrader( $skin ); 282 $context = ABSPATH; 283 break; 284 case 'plugin': 285 $upgrader = new Plugin_Upgrader( $skin ); 286 $context = WP_PLUGIN_DIR; // We don't support custom Plugin directories, or updates for WPMU_PLUGIN_DIR 287 break; 288 case 'theme': 289 $upgrader = new Theme_Upgrader( $skin ); 290 $context = get_theme_root( $item->theme ); 291 break; 292 case 'translation': 293 $upgrader = new Language_Pack_Upgrader( $skin ); 294 $context = WP_CONTENT_DIR; // WP_LANG_DIR; 295 break; 296 } 297 298 // Determine whether we can and should perform this update. 299 if ( ! $this->should_update( $type, $item, $context ) ) { 300 return false; 301 } 302 303 /** 304 * Fires immediately prior to an auto-update. 305 * 306 * @since 4.4.0 307 * 308 * @param string $type The type of update being checked: 'core', 'theme', 'plugin', or 'translation'. 309 * @param object $item The update offer. 310 * @param string $context The filesystem context (a path) against which filesystem access and status 311 * should be checked. 312 */ 313 do_action( 'pre_auto_update', $type, $item, $context ); 314 315 $upgrader_item = $item; 316 switch ( $type ) { 317 case 'core': 318 /* translators: %s: WordPress version */ 319 $skin->feedback( __( 'Updating to WordPress %s' ), $item->version ); 320 /* translators: %s: WordPress version */ 321 $item_name = sprintf( __( 'WordPress %s' ), $item->version ); 322 break; 323 case 'theme': 324 $upgrader_item = $item->theme; 325 $theme = wp_get_theme( $upgrader_item ); 326 $item_name = $theme->Get( 'Name' ); 327 /* translators: %s: Theme name */ 328 $skin->feedback( __( 'Updating theme: %s' ), $item_name ); 329 break; 330 case 'plugin': 331 $upgrader_item = $item->plugin; 332 $plugin_data = get_plugin_data( $context . '/' . $upgrader_item ); 333 $item_name = $plugin_data['Name']; 334 /* translators: %s: Plugin name */ 335 $skin->feedback( __( 'Updating plugin: %s' ), $item_name ); 336 break; 337 case 'translation': 338 $language_item_name = $upgrader->get_name_for_update( $item ); 339 /* translators: %s: Name of language item */ 340 $item_name = sprintf( __( 'Translations for %s' ), $language_item_name ); 341 /* translators: 1: Name of language item, 2: Language */ 342 $skin->feedback( sprintf( __( 'Updating translations for %1$s (%2$s)…' ), $language_item_name, $item->language ) ); 343 break; 344 } 345 346 $allow_relaxed_file_ownership = false; 347 if ( 'core' == $type && isset( $item->new_files ) && ! $item->new_files ) { 348 $allow_relaxed_file_ownership = true; 349 } 350 351 // Boom, This sites about to get a whole new splash of paint! 352 $upgrade_result = $upgrader->upgrade( 353 $upgrader_item, 354 array( 355 'clear_update_cache' => false, 356 // Always use partial builds if possible for core updates. 357 'pre_check_md5' => false, 358 // Only available for core updates. 359 'attempt_rollback' => true, 360 // Allow relaxed file ownership in some scenarios 361 'allow_relaxed_file_ownership' => $allow_relaxed_file_ownership, 362 ) 363 ); 364 365 // If the filesystem is unavailable, false is returned. 366 if ( false === $upgrade_result ) { 367 $upgrade_result = new WP_Error( 'fs_unavailable', __( 'Could not access filesystem.' ) ); 368 } 369 370 if ( 'core' == $type ) { 371 if ( is_wp_error( $upgrade_result ) && ( 'up_to_date' == $upgrade_result->get_error_code() || 'locked' == $upgrade_result->get_error_code() ) ) { 372 // These aren't actual errors, treat it as a skipped-update instead to avoid triggering the post-core update failure routines. 373 return false; 374 } 375 376 // Core doesn't output this, so let's append it so we don't get confused. 377 if ( is_wp_error( $upgrade_result ) ) { 378 $skin->error( __( 'Installation Failed' ), $upgrade_result ); 379 } else { 380 $skin->feedback( __( 'WordPress updated successfully' ) ); 381 } 382 } 383 384 $this->update_results[ $type ][] = (object) array( 385 'item' => $item, 386 'result' => $upgrade_result, 387 'name' => $item_name, 388 'messages' => $skin->get_upgrade_messages(), 389 ); 390 391 return $upgrade_result; 392 } 393 394 /** 395 * Kicks off the background update process, looping through all pending updates. 396 * 397 * @since 3.7.0 398 */ 399 public function run() { 400 if ( $this->is_disabled() ) { 401 return; 402 } 403 404 if ( ! is_main_network() || ! is_main_site() ) { 405 return; 406 } 407 408 if ( ! WP_Upgrader::create_lock( 'auto_updater' ) ) { 409 return; 410 } 411 412 // Don't automatically run these thins, as we'll handle it ourselves 413 remove_action( 'upgrader_process_complete', array( 'Language_Pack_Upgrader', 'async_upgrade' ), 20 ); 414 remove_action( 'upgrader_process_complete', 'wp_version_check' ); 415 remove_action( 'upgrader_process_complete', 'wp_update_plugins' ); 416 remove_action( 'upgrader_process_complete', 'wp_update_themes' ); 417 418 // Next, Plugins 419 wp_update_plugins(); // Check for Plugin updates 420 $plugin_updates = get_site_transient( 'update_plugins' ); 421 if ( $plugin_updates && ! empty( $plugin_updates->response ) ) { 422 foreach ( $plugin_updates->response as $plugin ) { 423 $this->update( 'plugin', $plugin ); 424 } 425 // Force refresh of plugin update information 426 wp_clean_plugins_cache(); 427 } 428 429 // Next, those themes we all love 430 wp_update_themes(); // Check for Theme updates 431 $theme_updates = get_site_transient( 'update_themes' ); 432 if ( $theme_updates && ! empty( $theme_updates->response ) ) { 433 foreach ( $theme_updates->response as $theme ) { 434 $this->update( 'theme', (object) $theme ); 435 } 436 // Force refresh of theme update information 437 wp_clean_themes_cache(); 438 } 439 440 // Next, Process any core update 441 wp_version_check(); // Check for Core updates 442 $core_update = find_core_auto_update(); 443 444 if ( $core_update ) { 445 $this->update( 'core', $core_update ); 446 } 447 448 // Clean up, and check for any pending translations 449 // (Core_Upgrader checks for core updates) 450 $theme_stats = array(); 451 if ( isset( $this->update_results['theme'] ) ) { 452 foreach ( $this->update_results['theme'] as $upgrade ) { 453 $theme_stats[ $upgrade->item->theme ] = ( true === $upgrade->result ); 454 } 455 } 456 wp_update_themes( $theme_stats ); // Check for Theme updates 457 458 $plugin_stats = array(); 459 if ( isset( $this->update_results['plugin'] ) ) { 460 foreach ( $this->update_results['plugin'] as $upgrade ) { 461 $plugin_stats[ $upgrade->item->plugin ] = ( true === $upgrade->result ); 462 } 463 } 464 wp_update_plugins( $plugin_stats ); // Check for Plugin updates 465 466 // Finally, Process any new translations 467 $language_updates = wp_get_translation_updates(); 468 if ( $language_updates ) { 469 foreach ( $language_updates as $update ) { 470 $this->update( 'translation', $update ); 471 } 472 473 // Clear existing caches 474 wp_clean_update_cache(); 475 476 wp_version_check(); // check for Core updates 477 wp_update_themes(); // Check for Theme updates 478 wp_update_plugins(); // Check for Plugin updates 479 } 480 481 // Send debugging email to admin for all development installations. 482 if ( ! empty( $this->update_results ) ) { 483 $development_version = false !== strpos( get_bloginfo( 'version' ), '-' ); 484 485 /** 486 * Filters whether to send a debugging email for each automatic background update. 487 * 488 * @since 3.7.0 489 * 490 * @param bool $development_version By default, emails are sent if the 491 * install is a development version. 492 * Return false to avoid the email. 493 */ 494 if ( apply_filters( 'automatic_updates_send_debug_email', $development_version ) ) { 495 $this->send_debug_email(); 496 } 497 498 if ( ! empty( $this->update_results['core'] ) ) { 499 $this->after_core_update( $this->update_results['core'][0] ); 500 } 501 502 /** 503 * Fires after all automatic updates have run. 504 * 505 * @since 3.8.0 506 * 507 * @param array $update_results The results of all attempted updates. 508 */ 509 do_action( 'automatic_updates_complete', $this->update_results ); 510 } 511 512 WP_Upgrader::release_lock( 'auto_updater' ); 513 } 514 515 /** 516 * If we tried to perform a core update, check if we should send an email, 517 * and if we need to avoid processing future updates. 518 * 519 * @since 3.7.0 520 * 521 * @param object $update_result The result of the core update. Includes the update offer and result. 522 */ 523 protected function after_core_update( $update_result ) { 524 $wp_version = get_bloginfo( 'version' ); 525 526 $core_update = $update_result->item; 527 $result = $update_result->result; 528 529 if ( ! is_wp_error( $result ) ) { 530 $this->send_email( 'success', $core_update ); 531 return; 532 } 533 534 $error_code = $result->get_error_code(); 535 536 // Any of these WP_Error codes are critical failures, as in they occurred after we started to copy core files. 537 // We should not try to perform a background update again until there is a successful one-click update performed by the user. 538 $critical = false; 539 if ( $error_code === 'disk_full' || false !== strpos( $error_code, '__copy_dir' ) ) { 540 $critical = true; 541 } elseif ( $error_code === 'rollback_was_required' && is_wp_error( $result->get_error_data()->rollback ) ) { 542 // A rollback is only critical if it failed too. 543 $critical = true; 544 $rollback_result = $result->get_error_data()->rollback; 545 } elseif ( false !== strpos( $error_code, 'do_rollback' ) ) { 546 $critical = true; 547 } 548 549 if ( $critical ) { 550 $critical_data = array( 551 'attempted' => $core_update->current, 552 'current' => $wp_version, 553 'error_code' => $error_code, 554 'error_data' => $result->get_error_data(), 555 'timestamp' => time(), 556 'critical' => true, 557 ); 558 if ( isset( $rollback_result ) ) { 559 $critical_data['rollback_code'] = $rollback_result->get_error_code(); 560 $critical_data['rollback_data'] = $rollback_result->get_error_data(); 561 } 562 update_site_option( 'auto_core_update_failed', $critical_data ); 563 $this->send_email( 'critical', $core_update, $result ); 564 return; 565 } 566 567 /* 568 * Any other WP_Error code (like download_failed or files_not_writable) occurs before 569 * we tried to copy over core files. Thus, the failures are early and graceful. 570 * 571 * We should avoid trying to perform a background update again for the same version. 572 * But we can try again if another version is released. 573 * 574 * For certain 'transient' failures, like download_failed, we should allow retries. 575 * In fact, let's schedule a special update for an hour from now. (It's possible 576 * the issue could actually be on WordPress.org's side.) If that one fails, then email. 577 */ 578 $send = true; 579 $transient_failures = array( 'incompatible_archive', 'download_failed', 'insane_distro', 'locked' ); 580 if ( in_array( $error_code, $transient_failures ) && ! get_site_option( 'auto_core_update_failed' ) ) { 581 wp_schedule_single_event( time() + HOUR_IN_SECONDS, 'wp_maybe_auto_update' ); 582 $send = false; 583 } 584 585 $n = get_site_option( 'auto_core_update_notified' ); 586 // Don't notify if we've already notified the same email address of the same version of the same notification type. 587 if ( $n && 'fail' == $n['type'] && $n['email'] == get_site_option( 'admin_email' ) && $n['version'] == $core_update->current ) { 588 $send = false; 589 } 590 591 update_site_option( 592 'auto_core_update_failed', 593 array( 594 'attempted' => $core_update->current, 595 'current' => $wp_version, 596 'error_code' => $error_code, 597 'error_data' => $result->get_error_data(), 598 'timestamp' => time(), 599 'retry' => in_array( $error_code, $transient_failures ), 600 ) 601 ); 602 603 if ( $send ) { 604 $this->send_email( 'fail', $core_update, $result ); 605 } 606 } 607 608 /** 609 * Sends an email upon the completion or failure of a background core update. 610 * 611 * @since 3.7.0 612 * 613 * @param string $type The type of email to send. Can be one of 'success', 'fail', 'manual', 'critical'. 614 * @param object $core_update The update offer that was attempted. 615 * @param mixed $result Optional. The result for the core update. Can be WP_Error. 616 */ 617 protected function send_email( $type, $core_update, $result = null ) { 618 update_site_option( 619 'auto_core_update_notified', 620 array( 621 'type' => $type, 622 'email' => get_site_option( 'admin_email' ), 623 'version' => $core_update->current, 624 'timestamp' => time(), 625 ) 626 ); 627 628 $next_user_core_update = get_preferred_from_update_core(); 629 // If the update transient is empty, use the update we just performed 630 if ( ! $next_user_core_update ) { 631 $next_user_core_update = $core_update; 632 } 633 $newer_version_available = ( 'upgrade' == $next_user_core_update->response && version_compare( $next_user_core_update->version, $core_update->version, '>' ) ); 634 635 /** 636 * Filters whether to send an email following an automatic background core update. 637 * 638 * @since 3.7.0 639 * 640 * @param bool $send Whether to send the email. Default true. 641 * @param string $type The type of email to send. Can be one of 642 * 'success', 'fail', 'critical'. 643 * @param object $core_update The update offer that was attempted. 644 * @param mixed $result The result for the core update. Can be WP_Error. 645 */ 646 if ( 'manual' !== $type && ! apply_filters( 'auto_core_update_send_email', true, $type, $core_update, $result ) ) { 647 return; 648 } 649 650 switch ( $type ) { 651 case 'success': // We updated. 652 /* translators: Site updated notification email subject. 1: Site title, 2: WordPress version number. */ 653 $subject = __( '[%1$s] Your site has updated to WordPress %2$s' ); 654 break; 655 656 case 'fail': // We tried to update but couldn't. 657 case 'manual': // We can't update (and made no attempt). 658 /* translators: Update available notification email subject. 1: Site title, 2: WordPress version number. */ 659 $subject = __( '[%1$s] WordPress %2$s is available. Please update!' ); 660 break; 661 662 case 'critical': // We tried to update, started to copy files, then things went wrong. 663 /* translators: Site down notification email subject. 1: Site title. */ 664 $subject = __( '[%1$s] URGENT: Your site may be down due to a failed update' ); 665 break; 666 667 default: 668 return; 669 } 670 671 // If the auto update is not to the latest version, say that the current version of WP is available instead. 672 $version = 'success' === $type ? $core_update->current : $next_user_core_update->current; 673 $subject = sprintf( $subject, wp_specialchars_decode( get_option( 'blogname' ), ENT_QUOTES ), $version ); 674 675 $body = ''; 676 677 switch ( $type ) { 678 case 'success': 679 /* translators: 1: Home URL, 2: WordPress version */ 680 $body .= sprintf( __( 'Howdy! Your site at %1$s has been updated automatically to WordPress %2$s.' ), home_url(), $core_update->current ); 681 $body .= "\n\n"; 682 if ( ! $newer_version_available ) { 683 $body .= __( 'No further action is needed on your part.' ) . ' '; 684 } 685 686 // Can only reference the About screen if their update was successful. 687 list( $about_version ) = explode( '-', $core_update->current, 2 ); 688 /* translators: %s: WordPress core version */ 689 $body .= sprintf( __( 'For more on version %s, see the About WordPress screen:' ), $about_version ); 690 $body .= "\n" . admin_url( 'about.php' ); 691 692 if ( $newer_version_available ) { 693 /* translators: %s: WordPress core latest version */ 694 $body .= "\n\n" . sprintf( __( 'WordPress %s is also now available.' ), $next_user_core_update->current ) . ' '; 695 $body .= __( 'Updating is easy and only takes a few moments:' ); 696 $body .= "\n" . network_admin_url( 'update-core.php' ); 697 } 698 699 break; 700 701 case 'fail': 702 case 'manual': 703 /* translators: 1: Home URL, 2: WordPress core latest version */ 704 $body .= sprintf( __( 'Please update your site at %1$s to WordPress %2$s.' ), home_url(), $next_user_core_update->current ); 705 706 $body .= "\n\n"; 707 708 // Don't show this message if there is a newer version available. 709 // Potential for confusion, and also not useful for them to know at this point. 710 if ( 'fail' == $type && ! $newer_version_available ) { 711 $body .= __( 'We tried but were unable to update your site automatically.' ) . ' '; 712 } 713 714 $body .= __( 'Updating is easy and only takes a few moments:' ); 715 $body .= "\n" . network_admin_url( 'update-core.php' ); 716 break; 717 718 case 'critical': 719 if ( $newer_version_available ) { 720 /* translators: 1: Home URL, 2: WordPress core latest version */ 721 $body .= sprintf( __( 'Your site at %1$s experienced a critical failure while trying to update WordPress to version %2$s.' ), home_url(), $core_update->current ); 722 } else { 723 /* translators: 1: Home URL, 2: Core update version */ 724 $body .= sprintf( __( 'Your site at %1$s experienced a critical failure while trying to update to the latest version of WordPress, %2$s.' ), home_url(), $core_update->current ); 725 } 726 727 $body .= "\n\n" . __( "This means your site may be offline or broken. Don't panic; this can be fixed." ); 728 729 $body .= "\n\n" . __( "Please check out your site now. It's possible that everything is working. If it says you need to update, you should do so:" ); 730 $body .= "\n" . network_admin_url( 'update-core.php' ); 731 break; 732 } 733 734 $critical_support = 'critical' === $type && ! empty( $core_update->support_email ); 735 if ( $critical_support ) { 736 // Support offer if available. 737 /* translators: %s: Support e-mail */ 738 $body .= "\n\n" . sprintf( __( 'The WordPress team is willing to help you. Forward this email to %s and the team will work with you to make sure your site is working.' ), $core_update->support_email ); 739 } else { 740 // Add a note about the support forums. 741 $body .= "\n\n" . __( 'If you experience any issues or need support, the volunteers in the WordPress.org support forums may be able to help.' ); 742 $body .= "\n" . __( 'https://wordpress.org/support/forums/' ); 743 } 744 745 // Updates are important! 746 if ( $type != 'success' || $newer_version_available ) { 747 $body .= "\n\n" . __( 'Keeping your site updated is important for security. It also makes the internet a safer place for you and your readers.' ); 748 } 749 750 if ( $critical_support ) { 751 $body .= ' ' . __( "If you reach out to us, we'll also ensure you'll never have this problem again." ); 752 } 753 754 // If things are successful and we're now on the latest, mention plugins and themes if any are out of date. 755 if ( $type == 'success' && ! $newer_version_available && ( get_plugin_updates() || get_theme_updates() ) ) { 756 $body .= "\n\n" . __( 'You also have some plugins or themes with updates available. Update them now:' ); 757 $body .= "\n" . network_admin_url(); 758 } 759 760 $body .= "\n\n" . __( 'The WordPress Team' ) . "\n"; 761 762 if ( 'critical' == $type && is_wp_error( $result ) ) { 763 $body .= "\n***\n\n"; 764 /* translators: %s: WordPress version */ 765 $body .= sprintf( __( 'Your site was running version %s.' ), get_bloginfo( 'version' ) ); 766 $body .= ' ' . __( 'We have some data that describes the error your site encountered.' ); 767 $body .= ' ' . __( 'Your hosting company, support forum volunteers, or a friendly developer may be able to use this information to help you:' ); 768 769 // If we had a rollback and we're still critical, then the rollback failed too. 770 // Loop through all errors (the main WP_Error, the update result, the rollback result) for code, data, etc. 771 if ( 'rollback_was_required' == $result->get_error_code() ) { 772 $errors = array( $result, $result->get_error_data()->update, $result->get_error_data()->rollback ); 773 } else { 774 $errors = array( $result ); 775 } 776 777 foreach ( $errors as $error ) { 778 if ( ! is_wp_error( $error ) ) { 779 continue; 780 } 781 $error_code = $error->get_error_code(); 782 /* translators: %s: Error code */ 783 $body .= "\n\n" . sprintf( __( 'Error code: %s' ), $error_code ); 784 if ( 'rollback_was_required' == $error_code ) { 785 continue; 786 } 787 if ( $error->get_error_message() ) { 788 $body .= "\n" . $error->get_error_message(); 789 } 790 $error_data = $error->get_error_data(); 791 if ( $error_data ) { 792 $body .= "\n" . implode( ', ', (array) $error_data ); 793 } 794 } 795 $body .= "\n"; 796 } 797 798 $to = get_site_option( 'admin_email' ); 799 $headers = ''; 800 801 $email = compact( 'to', 'subject', 'body', 'headers' ); 802 803 /** 804 * Filters the email sent following an automatic background core update. 805 * 806 * @since 3.7.0 807 * 808 * @param array $email { 809 * Array of email arguments that will be passed to wp_mail(). 810 * 811 * @type string $to The email recipient. An array of emails 812 * can be returned, as handled by wp_mail(). 813 * @type string $subject The email's subject. 814 * @type string $body The email message body. 815 * @type string $headers Any email headers, defaults to no headers. 816 * } 817 * @param string $type The type of email being sent. Can be one of 818 * 'success', 'fail', 'manual', 'critical'. 819 * @param object $core_update The update offer that was attempted. 820 * @param mixed $result The result for the core update. Can be WP_Error. 821 */ 822 $email = apply_filters( 'auto_core_update_email', $email, $type, $core_update, $result ); 823 824 wp_mail( $email['to'], wp_specialchars_decode( $email['subject'] ), $email['body'], $email['headers'] ); 825 } 826 827 /** 828 * Prepares and sends an email of a full log of background update results, useful for debugging and geekery. 829 * 830 * @since 3.7.0 831 */ 832 protected function send_debug_email() { 833 $update_count = 0; 834 foreach ( $this->update_results as $type => $updates ) { 835 $update_count += count( $updates ); 836 } 837 838 $body = array(); 839 $failures = 0; 840 841 /* translators: %s: Network home URL */ 842 $body[] = sprintf( __( 'WordPress site: %s' ), network_home_url( '/' ) ); 843 844 // Core 845 if ( isset( $this->update_results['core'] ) ) { 846 $result = $this->update_results['core'][0]; 847 if ( $result->result && ! is_wp_error( $result->result ) ) { 848 /* translators: %s: WordPress core version */ 849 $body[] = sprintf( __( 'SUCCESS: WordPress was successfully updated to %s' ), $result->name ); 850 } else { 851 /* translators: %s: WordPress core version */ 852 $body[] = sprintf( __( 'FAILED: WordPress failed to update to %s' ), $result->name ); 853 $failures++; 854 } 855 $body[] = ''; 856 } 857 858 // Plugins, Themes, Translations 859 foreach ( array( 'plugin', 'theme', 'translation' ) as $type ) { 860 if ( ! isset( $this->update_results[ $type ] ) ) { 861 continue; 862 } 863 $success_items = wp_list_filter( $this->update_results[ $type ], array( 'result' => true ) ); 864 if ( $success_items ) { 865 $messages = array( 866 'plugin' => __( 'The following plugins were successfully updated:' ), 867 'theme' => __( 'The following themes were successfully updated:' ), 868 'translation' => __( 'The following translations were successfully updated:' ), 869 ); 870 871 $body[] = $messages[ $type ]; 872 foreach ( wp_list_pluck( $success_items, 'name' ) as $name ) { 873 /* translators: %s: name of plugin / theme / translations */ 874 $body[] = ' * ' . sprintf( __( 'SUCCESS: %s' ), $name ); 875 } 876 } 877 if ( $success_items != $this->update_results[ $type ] ) { 878 // Failed updates 879 $messages = array( 880 'plugin' => __( 'The following plugins failed to update:' ), 881 'theme' => __( 'The following themes failed to update:' ), 882 'translation' => __( 'The following translations failed to update:' ), 883 ); 884 885 $body[] = $messages[ $type ]; 886 foreach ( $this->update_results[ $type ] as $item ) { 887 if ( ! $item->result || is_wp_error( $item->result ) ) { 888 /* translators: %s: name of plugin / theme / translations */ 889 $body[] = ' * ' . sprintf( __( 'FAILED: %s' ), $item->name ); 890 $failures++; 891 } 892 } 893 } 894 $body[] = ''; 895 } 896 897 $site_title = wp_specialchars_decode( get_bloginfo( 'name' ), ENT_QUOTES ); 898 if ( $failures ) { 899 $body[] = trim( 900 __( 901 "BETA TESTING? 902 ============= 903 904 This debugging email is sent when you are using a development version of WordPress. 905 906 If you think these failures might be due to a bug in WordPress, could you report it? 907 * Open a thread in the support forums: https://wordpress.org/support/forum/alphabeta 908 * Or, if you're comfortable writing a bug report: https://core.trac.wordpress.org/ 909 910 Thanks! -- The WordPress Team" 911 ) 912 ); 913 $body[] = ''; 914 915 /* translators: Background update failed notification email subject. %s: Site title */ 916 $subject = sprintf( __( '[%s] Background Update Failed' ), $site_title ); 917 } else { 918 /* translators: Background update finished notification email subject. %s: Site title */ 919 $subject = sprintf( __( '[%s] Background Update Finished' ), $site_title ); 920 } 921 922 $body[] = trim( 923 __( 924 'UPDATE LOG 925 ==========' 926 ) 927 ); 928 $body[] = ''; 929 930 foreach ( array( 'core', 'plugin', 'theme', 'translation' ) as $type ) { 931 if ( ! isset( $this->update_results[ $type ] ) ) { 932 continue; 933 } 934 foreach ( $this->update_results[ $type ] as $update ) { 935 $body[] = $update->name; 936 $body[] = str_repeat( '-', strlen( $update->name ) ); 937 foreach ( $update->messages as $message ) { 938 $body[] = ' ' . html_entity_decode( str_replace( '…', '...', $message ) ); 939 } 940 if ( is_wp_error( $update->result ) ) { 941 $results = array( 'update' => $update->result ); 942 // If we rolled back, we want to know an error that occurred then too. 943 if ( 'rollback_was_required' === $update->result->get_error_code() ) { 944 $results = (array) $update->result->get_error_data(); 945 } 946 foreach ( $results as $result_type => $result ) { 947 if ( ! is_wp_error( $result ) ) { 948 continue; 949 } 950 951 if ( 'rollback' === $result_type ) { 952 /* translators: 1: Error code, 2: Error message. */ 953 $body[] = ' ' . sprintf( __( 'Rollback Error: [%1$s] %2$s' ), $result->get_error_code(), $result->get_error_message() ); 954 } else { 955 /* translators: 1: Error code, 2: Error message. */ 956 $body[] = ' ' . sprintf( __( 'Error: [%1$s] %2$s' ), $result->get_error_code(), $result->get_error_message() ); 957 } 958 959 if ( $result->get_error_data() ) { 960 $body[] = ' ' . implode( ', ', (array) $result->get_error_data() ); 961 } 962 } 963 } 964 $body[] = ''; 965 } 966 } 967 968 $email = array( 969 'to' => get_site_option( 'admin_email' ), 970 'subject' => $subject, 971 'body' => implode( "\n", $body ), 972 'headers' => '', 973 ); 974 975 /** 976 * Filters the debug email that can be sent following an automatic 977 * background core update. 978 * 979 * @since 3.8.0 980 * 981 * @param array $email { 982 * Array of email arguments that will be passed to wp_mail(). 983 * 984 * @type string $to The email recipient. An array of emails 985 * can be returned, as handled by wp_mail(). 986 * @type string $subject Email subject. 987 * @type string $body Email message body. 988 * @type string $headers Any email headers. Default empty. 989 * } 990 * @param int $failures The number of failures encountered while upgrading. 991 * @param mixed $results The results of all attempted updates. 992 */ 993 $email = apply_filters( 'automatic_updates_debug_email', $email, $failures, $this->update_results ); 994 995 wp_mail( $email['to'], wp_specialchars_decode( $email['subject'] ), $email['body'], $email['headers'] ); 996 } 997 }
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| Generated: Sun Jul 21 01:00:03 2019 | Cross-referenced by PHPXref 0.7.1 |